@article{ref1,
title="Wheelchair users--a study in variation of disability",
journal="Ergonomics",
year="1966",
author="Nichols, P. J. and Morgan, R. W. and Goble, R. E.",
volume="9",
number="2",
pages="131-139",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0014-0139",
doi="",
url="http://dx.doi.org/"
}